Brother PT-2420PC, Service Manual

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III-8
[ 7 ] Removing the Roller Holder ASSY and Termal Head ASSY
Caution: When handling the thermal head ASSY, ensure not to touch the thermal head with
your hand. If touching the thermal head before discharge static electricity charged
in your body, the thermal head may be damaged.
(1) Make sure that the roller holder ASSY is released from the thermal head.
(2) Unhook the release spring from the hook to remove it from the roller release lever.
(3) Pull the release rod in the direction of the arrow to remove its boss from the roller release
lever.
Fig. 3.1-11 Removing the Roller Release Rod
(4) Turn the roller release lever in the direction of the arrow to align its boss with the hole on the
chassis sub ASSY. Then, remove the roller release lever.
(5) Remove the retaining ring to remove the roller holder ASSY and roller release rod from the
chassis sub ASSY.
Fig. 3.1-12 Removing the Roller Release Lever and Roller Holder ASSY
Hook
Boss
Roller release rod
Roller release lever
Roller release
rod
Roller release lever
Release spring
Retaining ring
Chassis sub ASSY
Roller release lever
Roller release rod
Roller holder ASSY